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/openbmc/linux/drivers/misc/ocxl/
H A DKconfig4b53a3c7 Fri Sep 18 04:41:49 CDT 2020 Necip Fazil Yildiran <fazilyildiran@gmail.com> ocxl: fix kconfig dependency warning for OCXL

When OCXL is enabled and HOTPLUG_PCI is disabled, it results in the
following Kbuild warning:

WARNING: unmet direct dependencies detected for HOTPLUG_PCI_POWERNV
Depends on [n]: PCI [=y] && HOTPLUG_PCI [=n] && PPC_POWERNV [=y] && EEH [=y]
Selected by [y]:
- OCXL [=y] && PPC_POWERNV [=y] && PCI [=y] && EEH [=y]

The reason is that OCXL selects HOTPLUG_PCI_POWERNV without depending on
or selecting HOTPLUG_PCI while HOTPLUG_PCI_POWERNV is subordinate to
HOTPLUG_PCI.

HOTPLUG_PCI_POWERNV is a visible symbol with a set of dependencies.
Selecting it will lead to overlooking its other dependencies as well.

Let OCXL depend on HOTPLUG_PCI_POWERNV instead to avoid Kbuild issues.

Fixes: 49ce94b8677c ("ocxl: Add PCI hotplug dependency to Kconfig")
Acked-by: Frederic Barrat <fbarrat@linux.ibm.com>
Signed-off-by: Necip Fazil Yildiran <fazilyildiran@gmail.com>
Link: https://lore.kernel.org/r/20200918094148.20525-1-fazilyildiran@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
4b53a3c7 Fri Sep 18 04:41:49 CDT 2020 Necip Fazil Yildiran <fazilyildiran@gmail.com> ocxl: fix kconfig dependency warning for OCXL

When OCXL is enabled and HOTPLUG_PCI is disabled, it results in the
following Kbuild warning:

WARNING: unmet direct dependencies detected for HOTPLUG_PCI_POWERNV
Depends on [n]: PCI [=y] && HOTPLUG_PCI [=n] && PPC_POWERNV [=y] && EEH [=y]
Selected by [y]:
- OCXL [=y] && PPC_POWERNV [=y] && PCI [=y] && EEH [=y]

The reason is that OCXL selects HOTPLUG_PCI_POWERNV without depending on
or selecting HOTPLUG_PCI while HOTPLUG_PCI_POWERNV is subordinate to
HOTPLUG_PCI.

HOTPLUG_PCI_POWERNV is a visible symbol with a set of dependencies.
Selecting it will lead to overlooking its other dependencies as well.

Let OCXL depend on HOTPLUG_PCI_POWERNV instead to avoid Kbuild issues.

Fixes: 49ce94b8677c ("ocxl: Add PCI hotplug dependency to Kconfig")
Acked-by: Frederic Barrat <fbarrat@linux.ibm.com>
Signed-off-by: Necip Fazil Yildiran <fazilyildiran@gmail.com>
Link: https://lore.kernel.org/r/20200918094148.20525-1-fazilyildiran@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>